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Diffstat (limited to 'Source/WebCore/page/animation/CompositeAnimation.h')
-rw-r--r-- | Source/WebCore/page/animation/CompositeAnimation.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/Source/WebCore/page/animation/CompositeAnimation.h b/Source/WebCore/page/animation/CompositeAnimation.h new file mode 100644 index 0000000..249f4c3 --- /dev/null +++ b/Source/WebCore/page/animation/CompositeAnimation.h @@ -0,0 +1,107 @@ +/* + * Copyright (C) 2007 Apple Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of + * its contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef CompositeAnimation_h +#define CompositeAnimation_h + +#include "ImplicitAnimation.h" +#include "KeyframeAnimation.h" +#include <wtf/HashMap.h> +#include <wtf/Noncopyable.h> +#include <wtf/text/AtomicString.h> + +namespace WebCore { + +class AnimationControllerPrivate; +class AnimationController; +class RenderObject; +class RenderStyle; + +// A CompositeAnimation represents a collection of animations that are running +// on a single RenderObject, such as a number of properties transitioning at once. +class CompositeAnimation : public RefCounted<CompositeAnimation> { +public: + static PassRefPtr<CompositeAnimation> create(AnimationControllerPrivate* animationController) + { + return adoptRef(new CompositeAnimation(animationController)); + }; + + ~CompositeAnimation(); + + void clearRenderer(); + + PassRefPtr<RenderStyle> animate(RenderObject*, RenderStyle* currentStyle, RenderStyle* targetStyle); + PassRefPtr<RenderStyle> getAnimatedStyle() const; + + double timeToNextService() const; + + AnimationControllerPrivate* animationController() const { return m_animationController; } + + void suspendAnimations(); + void resumeAnimations(); + bool suspended() const { return m_suspended; } + + bool hasAnimations() const { return !m_transitions.isEmpty() || !m_keyframeAnimations.isEmpty(); } + + void setAnimating(bool); + bool isAnimatingProperty(int property, bool acceleratedOnly, bool isRunningNow) const; + + PassRefPtr<KeyframeAnimation> getAnimationForProperty(int property) const; + + void overrideImplicitAnimations(int property); + void resumeOverriddenImplicitAnimations(int property); + + bool pauseAnimationAtTime(const AtomicString& name, double t); + bool pauseTransitionAtTime(int property, double t); + unsigned numberOfActiveAnimations() const; + +private: + CompositeAnimation(AnimationControllerPrivate* animationController) + : m_animationController(animationController) + , m_numStyleAvailableWaiters(0) + , m_suspended(false) + { + } + + void updateTransitions(RenderObject*, RenderStyle* currentStyle, RenderStyle* targetStyle); + void updateKeyframeAnimations(RenderObject*, RenderStyle* currentStyle, RenderStyle* targetStyle); + + typedef HashMap<int, RefPtr<ImplicitAnimation> > CSSPropertyTransitionsMap; + typedef HashMap<AtomicStringImpl*, RefPtr<KeyframeAnimation> > AnimationNameMap; + + AnimationControllerPrivate* m_animationController; + CSSPropertyTransitionsMap m_transitions; + AnimationNameMap m_keyframeAnimations; + Vector<AtomicStringImpl*> m_keyframeAnimationOrderMap; + unsigned m_numStyleAvailableWaiters; + bool m_suspended; +}; + +} // namespace WebCore + +#endif // CompositeAnimation_h |